Well first of all, the car will not start without gas. Second you face the risk of having the fuel pump clogged and would need to replace it.
nothing
Destruction of the Universe
Your car engine will stop.
you could get carbon monoxide gas in the car....(deadly)
No gas or no ignition gives the same result: the car cranks but doesn't even try to start.
The car will stop, because the gas will not work until after it is paid for.
if you put ketchup in your gas tank the car will not work appropriatlley because when u put gas the ketchup will probbaly pulg up the car
Car no go.
They fall out of the car right as it pulls away and get left at the gas station........
Nothing happens, except your wallet will be lighter.
Big boom-boom.
This is a common malfunction that happens when the vehicle gas tank runs out of fuel.